/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.dolphinscheduler.remote.processor;

import org.apache.dolphinscheduler.remote.command.Command;
import org.apache.dolphinscheduler.remote.utils.ChannelUtils;
import org.apache.dolphinscheduler.remote.utils.Host;

import io.netty.channel.Channel;
import io.netty.channel.ChannelFuture;

/**
 * callback channel
 */
public class NettyRemoteChannel {

  /**
   * channel
   */
  private final Channel channel;

  /**
   * request unique identification
   */
  private final long opaque;

  /**
   * master host
   */
  private final Host host;


  public NettyRemoteChannel(Channel channel, long opaque) {
    this.channel = channel;
    this.host = ChannelUtils.toAddress(channel);
    this.opaque = opaque;
  }

  public NettyRemoteChannel(Channel channel) {
    this.channel = channel;
    this.host = ChannelUtils.toAddress(channel);
    this.opaque = -1;
  }

  public Channel getChannel() {
    return channel;
  }

  public long getOpaque() {
    return opaque;
  }

  public Host getHost() {
    return host;
  }

  public boolean isActive() {
    return this.channel.isActive();
  }

  public ChannelFuture writeAndFlush(Command command) {
    return this.channel.writeAndFlush(command);
  }

  public void close() {
    this.channel.close();
  }
}
